The second 'Burial at Sea' episode - which sees users play as Elizabeth, bringing an end to both her story and BioShock Infinite's - will be available to download from March 25 on PS3, Xbox 360 and PC.

Priced at £9.99 ($14.99), or available for £15.99 ($19.99) as part of the BioShock Infinite season pass, it takes place in the underwater city of Rapture, which has been recreated using the Infinite game engine.